Where does “smát” come from?

smát (Czech) comes from English Smart, from English Ness, from Middle English nesse, from Old English næs, from Proto-Germanic nasją, from Proto-Indo-European néh₂s — nose.

smát (Czech): to laugh

Definitions

  1. to laugh

Ancestry of “smát”, step by step

smát traces back through two separate lines of ancestry.

via English Smart

StepLanguageWordMeaning
1EnglishSmart
2EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
3Middle Englishnesse
4Old Englishnæsnot, not at all; not; first/third-person singular...
5Proto-Germanicnasjąfoothill; headland; cape
6Proto-Indo-Europeannéh₂snose

via Old Czech smieti

StepLanguageWordMeaning
1Old Czechsmietito dare
2Proto-Slavicsъmětito dare
3Proto-Slavicsъ-good
4Proto-Indo-Europeanh₁su-good
5Proto-Indo-Europeanh₁wes-good; to be cheerful, happy; to eat, to feast

Words derived from “smát

Every word from Proto-Indo-European néh₂sEvery word from Proto-Germanic nasjąEvery word from Old English næs